Acremaster 404A

Name: Acremaster 404A
Brand: Acremaster

Power

515 hp

Production

1982-1984

Engine

Turbocharged diesel, 12-cylinder

Transmission

Power shift

Weight

46297 lbs [21000 kg]

Drive

4WD

Over 200 HP 1980s

From the same series:

404

Introduction

Acremaster 404A Four-Wheel Drive Tractor

The Acremaster 404A is a heavy-duty four-wheel-drive tractor manufactured in Merredin, Australia, between 1982 and 1984. Designed for large-scale agricultural operations, this machine focuses on high-output traction and structural durability.

Engine and Performance

The tractor is powered by a Mercedes-Benz OM404A engine. This liquid-cooled, 12-cylinder turbocharged diesel unit features a displacement of 20.9 liters (1276 ci). It generates 515 horsepower (384.0 kW) at a rated speed of 2200 RPM, providing the necessary torque for demanding field tasks.

Transmission and Drivetrain

The vehicle utilizes a power shift transmission system, offering 12 forward gears and 3 reverse gears. This configuration allows for efficient speed management under load. The tractor is configured with permanent four-wheel drive and utilizes articulated power steering to assist with the maneuverability of the heavy chassis.

Dimensions and Operator Environment

The 404A has a physical footprint of 288.2 inches in length and 196.1 inches in width, with a height of 155.5 inches at the exhaust. The machine has an operating weight of 46,297 lbs (21,000 kg) and is equipped with 30.5x32 agricultural tires on both the front and rear axles. The operator station consists of a standard cab featuring air-conditioning as factory equipment.

Conclusion

"The Acremaster 404A is engineered for heavy agricultural applications where high horsepower and significant traction are required. Its design reflects the requirements of 1980s broadacre farming, emphasizing raw power, operator environmental control, and mechanical reliability."

Introduction

Production Information of Acremaster, 404A

The production information of the tractor (404A) includes details about its manufacturing.

Four-wheel Drive (4WD) tractor

Built in Merredin, Australia


Manufacturer	Acremaster

Dimension and Tires Information of Acremaster, 404A

This section sums up the dimension and tires information of the tractor.


Length	288.2 inches [732 cm]
Weight	46297 lbs [21000 kg]
Width	196.1 inches [498 cm]
Height (exhaust)	155.5 inches [394 cm]


Ag front	30.5x32
Ag rear	30.5x32

Engine Specifications of Acremaster, 404A

Get the specifications for the engine and if different options are available.

Mercedes-Benz OM404A

Liquid-cooled V12

Turbocharged diesel

12-cylinder


Power	515 hp [384.0 kW]
Displacement	1276 ci [20.9 L]
Rated RPM	2200
Bore/Stroke	4.92x5.59 inches [125 x 142 mm]
Starter type	Electric

Transmission Information of Acremaster, 404AY

Discover all variants of transmission available for this tractor model.

Transmission variants 1


Type	Power shift
Gears	12 forward and 3 reverse

Mechanical Specs of Acremaster, 404AY

This section summarizes all mechanical information such as the brake system and other specifications.

Four-wheel drive

Articulated power steering

Cab standard with air-conditioning.

Power Information of Acremaster, 404AY

Discover the power specifications and options available for this tractor model but also PTO (Power Take-off) information.


Engine	515 hp [384.0 kW]

Frequently asked questions

How much horsepower does the Acremaster 404A have?

The Acremaster 404A delivers 515 HP.

What years was the Acremaster 404A produced?

The Acremaster 404A was produced in 1982-1984.

What engine does the Acremaster 404A have?

The Acremaster 404A is powered by a Turbocharged diesel, 12-cylinder engine.

What transmission does the Acremaster 404A use?

The Acremaster 404A uses a Power shift transmission.

How much does the Acremaster 404A weigh?

The Acremaster 404A weighs 46297 lbs [21000 kg].

Is the Acremaster 404A 4WD?

The Acremaster 404A is available in 4WD.

More Acremaster models

404390 HP · 1980 - 1984 403308 HP · 1978 - 1984 402249 HP · 1978 - 1984 422A240 HP · 1984 421210 HP · 1982 - 1984

View all 6 Acremaster models →

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